International Journal of Dentistry / 2009 / Article / Tab 3 / Review Article
Use of Cone Beam Computed Tomography in Endodontics Table 3 Reported Comparative Radiation Effective Dose (
) for Limited, “Focused” or Small FOV CBCT Systems.
Dose
Absolute Comparative CBCT unit Ref. Technique Effective dose
(
Sv) Digital panoramic equivalent
No. of days of annual per capita background
Kodak 9000 3D [30 ] Mx Post/Mx Ant/Mn Post/Mn Ant 9.8/5.3/38.3/21.7 .7/.4/2.7/1.6 1.2/.6/4.7/2.6 PreXion 3D [18 ] Standard/High Res 189/388 13.5/27.7 23/47 ProMax 3D [18 ] Small/Large 488/652 35/47 59/79 3D Accuitomo [23 ] Ant (
cm/
cm) 20/43 1.4/3.1 2.5/5.2 [24 ] Min (Mn PM)—Max (Mn 3rd Mol) 11–77 .8–5.5 2.5–5.2 [19 ] Mx (Ant/PM/Mol) 29/44/29 2/3.2/2 3.5/5.3/3.5 Mn (Ant/PM/Mol) 13/22/29 .9/1.6/2 1.6/2.7/3.5 [17 ] II/FPD Large/FPD Small 30/102/50 2.1/7.3/3.6 3.6/12.4/6 Veraview [23 ] Ant (
cm/
cm/pan +
cm) 31/40/30 2.2/2.9/2.1 3.8/4.9/3.6 [25 ]
cm2.9 .2 .06
Using 2007 ICRP calculations.
Median of published effective dose for digital dental panoramic radiography = 14
Sv.
Annual per capita = 3.0 mSv (3,000
Sv) per annum.